US Bridges

Washington Road over Shad Creek Drain Ext.

Good

Gratiot County, Michigan · Sec 34 Lafayette Twp · Structure no. 000000000003147

Built
1955
70 years old, rebuilt 2010
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
667
2009 count
Owner
County
County Highway Agency

About this bridge

Washington Road over Shad Creek Drain Ext. is a prestressed concrete box beam or girders - single or spread carrying Washington Road over Shad Creek Drain Ext. in Gratiot County, Michigan. It was built in 1955 and reconstructed in 2010, so it is 70 years old, older than the Michigan average of 48.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 667 vehicles a day, projected to reach 992 by 2029. The structure is 35 ft (10.6 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWashington Road
CrossesShad Creek Drain Ext.
LocationSec 34 Lafayette Twp
RouteCounty Highway 2952
Coordinates43.29193, -84.42137
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.2 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.6 m)
Longest span33 ft (10.2 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic667 (2009)
Projected traffic992 by 2029
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Washington Road over Shad Creek Drain Ext. built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2010.

What condition is Washington Road over Shad Creek Drain Ext. in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Washington Road over Shad Creek Drain Ext. carry?

About 667 vehicles per day (2009 count).

How long is Washington Road over Shad Creek Drain Ext.?

The structure is 35 ft (10.6 m) long with a longest span of 33 ft (10.2 m) and a deck 36 ft wide.

Who owns Washington Road over Shad Creek Drain Ext.?

It is owned by the County Highway Agency.